GB152381A - - Google Patents

Info

Publication number
GB152381A
GB152381A GB152381DA GB152381A GB 152381 A GB152381 A GB 152381A GB 152381D A GB152381D A GB 152381DA GB 152381 A GB152381 A GB 152381A
Authority
GB
United Kingdom
Prior art keywords
prism
spherically
convex lens
plane
convex
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
Other languages
English (en)
Publication of GB152381A publication Critical patent/GB152381A/en
Active legal-status Critical Current

Links

Landscapes

  • Viewfinders (AREA)
  • Lenses (AREA)
GB152381D Active GB152381A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
GB152381A true GB152381A (enrdf_load_html_response)

Family

ID=1731362

Family Applications (1)

Application Number Title Priority Date Filing Date
GB152381D Active GB152381A (enrdf_load_html_response)

Country Status (1)

Country Link
GB (1) GB152381A (enrdf_load_html_response)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2466455A (en) * 1946-03-30 1949-04-05 Eastman Kodak Co Reflecting means for folding the light path in optical systems
US3257902A (en) * 1959-07-16 1966-06-28 Watson W & Sons Ltd Optical system having cylindrical rod-like lenses
US3807842A (en) * 1972-01-03 1974-04-30 Polaroid Corp Prismatic element

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2466455A (en) * 1946-03-30 1949-04-05 Eastman Kodak Co Reflecting means for folding the light path in optical systems
US3257902A (en) * 1959-07-16 1966-06-28 Watson W & Sons Ltd Optical system having cylindrical rod-like lenses
US3807842A (en) * 1972-01-03 1974-04-30 Polaroid Corp Prismatic element

Similar Documents

Publication Publication Date Title
IN162829B (enrdf_load_html_response)
GB911754A (en) Ophtalmometer
GB1264343A (enrdf_load_html_response)
EP1406101A3 (en) Symmetric, bi-aspheric lens for use in transmissive or reflective optical fiber components
GB152381A (enrdf_load_html_response)
GB1428833A (en) Display instrument using optical collimation
GB1130654A (en) Optical objective of the reflecting-refractive type
FR2010763A1 (en) Collimator lens system for view finder
GB902536A (en) Improvements in or relating to lenses
GB915118A (en) Newton viewfinder for a photographic camera
GB579521A (en) Improvements in or relating to telephoto lenses
GB146211A (en) Improvements in spherically, chromatically and astigmatically corrected objectives consisting of four lenses
JPS56137323A (en) Lens for coupling
GB462332A (en) Improvements in refractometers
SU382046A1 (ru) Менисковый телеобъектив
GB215331A (en) Binoculars
GB1499755A (en) Optical magnifiers
GB1025356A (en) Improvements in or relating to mountings for ophthalmic lenses
GB889281A (en) Improvements in and relating to objectives
RU94033274A (ru) Зеркально-линзовый объектив
GB361650A (en) Improvements in optical observation instruments
GB881942A (en) Improvements in or relating to optical objectives
GB121837A (en) Improvements in Spectacles, Goggles, or the like and the Method of Manufacture of the Lenses or Glasses therefor.
JPS6410226A (en) Range finder for camera
GB834728A (en) Improvements relating to optical systems